Caching Strategies Every Backend Developer Must Know
A practical, code-first guide to cache-aside, read-through, write-through, write-behind, and refresh-ahead patterns — with Redis examples, e...
Aug 19, 2026
12 min
Event-Driven Microservices with Apache Kafka, Redis Caching and Transactional Outbox Pattern
Master high-throughput event-driven microservices architecture using Java 21, Spring Boot 3.4+, Apache Kafka, Redis distributed locking and ...
We Added Redis to Make Things Faster. It Made Things Worse.
We added Redis to fix a slow endpoint and watched response times drop. Then came stale data, invalidation problems, traffic spikes, and data...
Rate Limiting Alone Won't Stop a Patient Attacker
IP-based throttling and account-based lockout solve different problems and neither substitutes for the other. Built and tested in NestJS: th...
Background Jobs in NestJS with BullMQ: A Complete Walkthrough
A from-scratch background job pipeline in NestJS using BullMQ and Redis, demonstrated on an async LLM draft-generation endpoint — covering r...
JWT Authentication Done Right: The 2026 Security Playbook
Most JWT implementations have at least one critical security flaw. Algorithm confusion, token theft via XSS, missing expiry validation, impr...
Redis Caching in Node.js: The Patterns That Actually Hold Up in Production
A cache hit rate below 50% means your caching strategy is broken, not your hardware. Here's the production Redis playbook — patterns, invali...
